1 Complementary sources of protein are A single foods that contain all of the no

Question

1 Complementary sources of protein are
A single foods that contain all of the nonessential amino acids.
B single foods that contain none of the nonessential amino acids.
C single foods that contain none of the essential amino acids.
D single foods that contain all of the essential amino acids.
E combinations of foods that provide all of the amino acids, both essential and nonessential.

2 Which descriptions are true of neurotransmitters?
I. produced by the endocrine system
II. transported in the bloodstream
III. interact with cells in their direct pathway
IV. act within 1 second or less after release
V. effects are of short duration

3 Depression is known to be caused by a deficiency of

4 Most drugs used as antihistamines prevent allergic reactions by acting as

THX

Explanation / Answer

1.Correct answer :E.combinations of foods that provide all of the amino acids, both essential and nonessential.

Reason:Two incomplete proteins make complementary proteins that provides all essential aminoacids required by our body.

2.Correct answers

III.interact with cells in their direct pathway
IV. act within 1 second or less after release
V. effects are of short duration

Reason: Neurotramsitters possess the above characteristics.

3.Correct answer:D.all of the above

Reason: Deficiency of all above leads to depression.

4.Correct answer :C.antagonists to the histamine receptor sites.

Reason: Antagonists prevent binding of histamine to histamine receptors.

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